/*
 * This file is part of the Sx Framework Library.
 * 
 * Copyright (C) 2013 University of Colorado Denver
 * <min.choi@ucdenver.edu> <shane.transue@ucdenver.edu>
 * 
 * Permission is hereby granted, free of charge, to any person obtaining a copy 
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell 
 * copies of the Software, and to permit persons to whom the Software is 
 * furnished to do so, subject to the following conditions:
 * 
 * The above copyright notice and this permission notice shall be included in 
 * all copies or substantial portions of the Software.
 * 
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE 
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING 
 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER 
 * DEALINGS IN THE SOFTWARE.
 */
#ifndef SX_VERTEX_INDEX_MAP
#define SX_VERTEX_INDEX_MAP
/*
 * This file is part of the Sx Framework Library.
 * 
 * Copyright (C) 2013 University of Colorado Denver
 * <min.choi@ucdenver.edu>
 * <shane.transue@ucdenver.edu>
 * 
 * Permission is hereby granted, free of charge, to any person obtaining a copy 
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell 
 * copies of the Software, and to permit persons to whom the Software is 
 * furnished to do so, subject to the following conditions:
 * 
 * The above copyright notice and this permission notice shall be included in 
 * all copies or substantial portions of the Software.
 * 
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE 
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING 
 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER 
 * DEALINGS IN THE SOFTWARE.
 */
#include <sxHashMap.h>
#include <sxOBJ_Face.h>

namespace Sx {
namespace Graphics {
namespace File {

struct OBJ_VertexIndiceHash {
	std::size_t operator() (const OBJ_VertexIndiceSet& v) const {
		return v.vertex + v.normal + v.textureCoord;
	}
};

struct OBJ_VertexIndiceEq {
	bool operator() (const OBJ_VertexIndiceSet& v1, const OBJ_VertexIndiceSet& v2) const {
		if ( v1.vertex == v2.vertex && v1.normal == v2.normal && v1.textureCoord == v2.textureCoord ) return true;
		else return false;
	}
};

/*
 * This unordered map stores a map between index sets.
 */
typedef Util::HashMap<OBJ_VertexIndiceSet, unsigned int, OBJ_VertexIndiceHash, OBJ_VertexIndiceEq> OBJ_VertexIndexHashMap;

}

}

}

#endif
